Articles about ost | UserComp.com

Setting up a new PostgreSQL 15.5 database: Creating a new database

Learn how to create a new database in PostgreSQL 15.5 using the 'createdatabase' command.

Building a Data Warehouse using PostgreSQL for a Traditional Manufacturing Business

A traditional manufacturing business uses an old ERP system programmed specifically for them with BASIC, which relies on a flat file system. Learn how to build a data warehouse using PostgreSQL to modernize their data management.

Docker: DNS Server Container Cannot Resolve Hostnames Defined in DNS Server Container

This article discusses a common issue where DNS server containers in Docker are unable to resolve hostnames defined within the same container. This problem can occur due to various reasons, including DNS server configuration and network settings. We will explore the causes and provide solutions to help you resolve this issue.

Saving on Spike Continuous Cloud Backup Costs with Atlas Online Archive

The implementation of Atlas Online Archive for data archiving in a MongoDB cluster has led to noticeable increases in backup costs for the StackOverflow community. This article explores strategies to optimize these costs.

Synchronizing Reminders Across Multiple Calendars: A Quicker Way with Self-Hosted CalDAV Servers

Learn how to efficiently manage and synchronize reminders across multiple calendars using self-hosted CalDAV servers. Discover the benefits of this approach and how to set it up.

Asus M4A79XTDEVO ECC RAM Compatibility Issue

Users report that their Asus M4A79XTDEVO motherboard supports 4x4GB unbuffered ECC RAM, but encounter issues with POST when trying to use ECC sticks. This article provides potential solutions and troubleshooting steps.

Linux Hosts with Two Interfaces: Host A and Host B IP Addresses

This article explains how to identify IP addresses of Linux hosts with two interfaces, focusing on Host A and Host B.

Configuring MobaXterm: Proxy Settings for Jump Host SSH Connections

Learn how to configure MobaXterm for proxy settings when connecting to a server via SSH jump host.

Samsung M2876NDMFC: Ghost Images Appear When Copying Documents

Users report an issue with the Samsung M2876NDMFC printer where ghost images appear when copying documents. These images do not overlap real images and are printed several inches away.

Gnome Boxes: Shared Folder Not Appearing in Windows Guest on Linux Host

A Linux user reports an issue with a Windows guest system in Gnome Boxes not recognizing a shared folder. This article offers potential solutions to help resolve the problem.

Google Chrome vs Firefox: Network Developer Request for HTML Autopost

A developer encounters an issue where Google Chrome fails to render HTML content during localhost autoposting, unlike Firefox. This article discusses potential solutions.

Understanding Hosts File Comment Format with Extra Tabs

In this tech support article, we will discuss the Hosts file comment format and explain the implications of having extra tabs instead of the standard # symbol. We will provide solutions for Windows, Linux, and MacOS.

Handling Email Delivery with Dynamic IP Addresses on Ubuntu Server using Postfix

Learn how to handle email delivery on a Ubuntu server with a dynamic IP address using Postfix. This includes setting up DNS records and configuring Postfix to adapt to IP address changes.

HyperV Internal Network: Unidentified Network Keeps Resetting after Windows 11 Upgrade

Learn how to resolve an issue where a HyperV internal network keeps resetting after upgrading to Windows 11, preventing file sharing access via SMB guest hosts.

Understanding Postfix Lookup Table in Tech Support

When trying to send mail locally using Postfix, the concept of a lookup table might come up during troubleshooting. In this article, we'll discuss what a Postfix lookup table is and how it's used.

Cost-Effective Real-Time Backup Solutions for SQL Server

Learn about cost-effective real-time backup solutions for SQL Server to prevent downtime and data loss. Discover the best way to ensure data durability on a limited budget.

Ensuring Email Delivery with a Custom Domain and Questionable Host

A user discusses their experience with email delivery using a custom domain hosted on a questionable host for over a dozen years, previously using a small time host. They express concerns as quality hosting services have gone downhill.

Visual Studio Code Not Launching: Troubleshooting with No Diagnostics

Learn how to resolve issues with Visual Studio Code not launching and no diagnostics to help identify the problem.

Managing Multilevel Subdomains with No Control Root Domains in Hosting for App Services and Cloud (AWS + Lambda, EC2, S3) and Angular UI Apps

In this tech support article, we'll discuss how to manage multilevel subdomains with no control root domains when hosting applications in the cloud using Amazon Web Services (AWS) and its services such as Lambda, EC2, and S3, as well as Angular UI apps. Learn how to set up and configure your hosting environment for optimal performance and security.

Understanding Telegram's 'Boosts' in Telegram Premium

Telegram Premium offers several 'Boosts' to enhance group channel functionality. Learn about the benefits of these Boosts and how to utilize them effectively.

Bitvise Client: Handling Host Key Verification with Password Authentication

Learn how to handle Host Key Verification when using password authentication with Bitvise Client. This article provides a step-by-step guide for Linux, Windows, and MacOS users.

Troubleshooting Subdomain File Hosting with Autoindex on Nginx

This article explains how to troubleshoot issues with subdomain file hosting and autoindex on Nginx. The article covers the successful redirection of a subdomain to the main domain and the unresponsiveness of autoindex.

Postfix with OpenSSL 3: Auto DH Parameters

This article explains how to configure Postfix to use OpenSSL 3's auto DH parameters.

Postfix 3.7 and OpenSSL 3: Configuring DH Parameters

This article explains how to configure DH parameters in Postfix 3.7 when using OpenSSL 3.0.0 or later.

Handling Multiple Concurrent Requests to the Same Host using TCP

In this tech support article, we will discuss how to handle multiple concurrent requests to the same host using TCP. When a web server exposes port 80 with two endpoints, one returning dataset A and the other returning dataset B, an application may send two requests simultaneously. Let's explore ways to manage these concurrent requests effectively.

Standalone Solution: Hosting Translations for Common Texts

Learn how to manage and publish hosting translations for common texts in a large and landscape product with multiple channels.

SSH Jump Host: Access Server B via SSH from Server C

Learn how to access Server B from Server C using SSH as a jumphost. Discover the process of making Server C's address (addressC.internal) accessible to Server B via SSH.

Virtual Machine Not Recognizing File Changes on Host Machine Unless 'ls-l' is Triggered: A Troubleshooting Scenario

In this tech support article, we discuss a strange issue encountered while running a server in a Virtual Machine. The Virtual Machine fails to recognize file changes on the host machine unless the 'ls-l' command is executed. We provide a suggested troubleshooting scenario to help you understand and resolve this issue.

Securely Setting Up DDNS+Port Forwarding on a Home Hosting Website

Learn how to securely set up Dynamic DNS (DDNS) and port forwarding on your home hosting website. This guide covers the process for forwarding external requests to internal port 80 using port 8080.

Cut-Pasted Files: DVD-RW Failed Halfway - Pictures Lost

Learn how to handle a DVD-RW disc that fails during the copying process, resulting in lost pictures.

Dual Booting Windows and Ubuntu 22.04 LTS on DelVostro 5581 with Separated Drives Not Working

Users of the DelVostro 5581 laptop, having installed both Windows 10 and Ubuntu 22.04 LTS on separate drives, report issues with the dual boot system. This article provides possible solutions.

Troubleshooting RemoteHost Disconnected Errors with SSHFS Cronjob in OpenBSD

Learn how to diagnose and resolve errors when automounting directories using SSHFS in OpenBSD through cron jobs, including the 'RemoteHost disconnected' error.

Setting up a Ubuntu Server on Hyper-V with Hestia CP for Windows Hosts

Learn how to install and configure a Ubuntu Server on Hyper-V using Hestia CP as the control panel for your Windows host. Follow this step-by-step guide for a seamless setup.

Extending PostScript Font: Creating Type 3 Font Glyphs (Extraglyphs) in Standard Fonts like Courier

Learn how to create custom Type 3 font glyphs (extraglyphs) in standard PostScript fonts such as Courier. This tutorial covers the process of constructing these glyphs from scratch and applying them to your projects.

Configuring Postfix Mail Server for Multiple Domains: SPF, DKIM, and DMARC

In this article, we will guide you through the process of configuring Postfix mail server to support multiple domains using SPF, DKIM, and DMARC. We will also cover the importance of setting up reverse DNS for each domain.

Troubleshooting TR101 Errors while Streaming MP4 File on Localhost with FFmpeg

Encountering TR101 errors while streaming an MP4 file on localhost using FFmpeg? Learn how to diagnose and resolve this issue.

Automatically Closing Windows Script Host Dialogue Boxes in Batch Scripts: A Annoying Win10 Issue

Users report an issue where their Win10 license keeps randomly deactivating, and a Windows Script Host dialogue box appears in batch scripts. In this article, we'll discuss the cause and provide a solution to automatically close these dialogue boxes.

Updating Drivers on Lenovo Y700 Touch-15 Idea Pad Gaming Laptop using IObit Driver Booster and MOV Flicker

Learn how to update drivers on Lenovo Y700 Touch-15 Idea Pad Gaming laptop using IObit Driver Booster and MOV Flicker. Follow this step-by-step guide for a smooth driver update process.

Pfsense Router: Unable to Obtain Public IP Address for Website Hosting

Users running Pfsense routers are experiencing issues obtaining a public IP address for website hosting. This article provides potential solutions to help resolve the issue.

VMware Workstation 17 Player: W8 Pro Guest unable to access shared folder on W10 Pro Host ('usercontextsuppliedinvalid')

Users of VMware Workstation 17 Player have reported issues accessing shared folders from a W8 Pro Guest VM on a W10 Pro Host. This article offers potential solutions to the 'usercontextsuppliedinvalid' error.

Boosting Wi-Fi Signal for RVs: Overcoming Dead Zones

Struggling with weak Wi-Fi signals in your RV? Learn how to overcome dead zones and boost your Wi-Fi signal for a smoother gaming experience.

Bitami PostgreSQL 15 on Debian 11 (VirtualBox) Host: Disabled Remote Login

Learn how to disable remote login for PostgreSQL on a Bitami-powered Debian 11 VirtualBox host.

Troubleshooting ARP, Bootps, DHCP, and NCFails in a Bitami PostgreSQL 15 Virtualbox Network with Debian 11, Fedora 39, and NAT Dethercard

This article provides solutions to common networking issues encountered when running a Bitami PostgreSQL 15 instance on Debian 11 and Fedora 39 in a Virtualbox environment, including ARP, Bootps, DHCP, and NCFails.

Recovering Lost Password for Encrypted JQSC-XC002 USB Flash Drive

Learn how to recover a lost password for an encrypted JQSC-XC002 USB flash drive. This article provides instructions for various operating systems and suggests alternative methods if the maximum number of attempts has been reached.

Calculating Costs Based on Entered Values in Excel: A Step-by-Step Guide

Learn how to calculate costs based on entered values in Microsoft Excel using various formulas. Follow this step-by-step guide to set up your spreadsheet and automate cost calculations.

Hosting Multiple Websites on One Machine: IP Address Usage with Flask and Gunicorn

Learn how to host multiple Flask websites on a single machine using Gunicorn and unique IP addresses or hostnames.

Accessing Internal Services Remotely with Cloudflare WARP: A Self-Hosted DNS Solution for Censored Regions

Living in a heavily censored region, this article outlines how to set up a SNI proxy server and self-hosted DNS to redirect and access internal services remotely using Cloudflare WARP.

Setting Static IP for Aim Hosting Site Email Server using Static DHCP from Cox Cable

Learn how to set a static IP address for your Aim Hosting site email server using Static DHCP from Cox Cable.

Wacky Battery Reports: Ghost Usage on Laptop?

Users have reported unusual battery usage reports on their laptops, showing 'Active' or 'Suspended' status even when the computer was closed or not in use. In this article, we'll discuss possible explanations and solutions for this issue.

Correctly Using Postfix Virtual Aliases for Email Routing

In this tech support article, we will guide you on how to correctly use Postfix virtual aliases to route emails to specific user accounts. We will cover the process of editing the virtual file in Postfix to set up email forwarding for a specific domain and username.

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